22
8. Technical specifications
ED. 2009/11
8. Technical specifications
VALVE GENERAL DATA
Maximum working pressure
DN-25 / 100
DN-1"/4"
10 bar
Minimum working pressure
Vacuum
Maximum working temperature
121ºC (250ºF) EPDM standard seals
(Other qualities of seals will be adapted for higher temperatures)
Compressed air pressure
6-8 bar
Air compressed quality
According to DIN/ISO 8573.1
o
Solid particle content: Quality class 3 / Particle size
max. 5 micres / Particle density max. 5 mg/m
3
o
Water content: Quality class 4 / max. Dew point +2ºC
If the valve is used at higher altitudes or at low
ambient temperaturas, the dew point must be
adapted accordingly
o
Oil content: Quality class 5, preferably oil free / max.
25 mg oil in 1 m
3
air
Compressed air connection
R1/8” (BSP)
Compressed air consumption (litres/cycle)
DN
SE (Single Effect)
DE (Double
effect)
25 0,13
0,26
40 0,13
0,26
50 0,29
0,58
65 0,5
1
80 0,5
1
100 1,5
3
VALVE MATERIALS
Parts in contact with the product
AISI 316L (1.4404)
Other steel parts
AISI 304 (1.4301)
Seals in contact with the product
EPDM (Standard) - NBR - VITON
Surface finish
In contact with the product: Ra
≤
0.8
μ
m
External surfaces: Machined finish (turned on lathe)
Type of connections
DIN 11851 (Standard)
Welding, FIL-IDF, BS-RJT, SMS, Clamp, Flanges, Macon.
www.sks-online.com
www.sks-webshop.com
